UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043023.upa.cvt Date: 2300Z 30 APR 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 30 APR 25 Station: YSNF WMO ident: 94996 Latitude: -29.03 Longitude: 167.93 Elevation: 109.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 107 230 9 SFC 999 109 21.8 17.6 77 4.2 19.0 230 9 295.0 297.3 292.2 331.7 12.77 2 972 348 17.8 15.8 88 2.0 16.5 208 12 293.3 295.4 290.7 326.6 11.69 3 953 519 16.4 15.7 96 0.7 16.0 222 15 293.6 295.7 291.0 327.4 11.85 4 925 775 15.2 12.0 81 3.2 13.2 240 18 294.9 296.6 289.5 322.4 9.56 5 902 988 13.6 11.4 87 2.2 12.3 242 19 295.3 297.0 289.5 322.5 9.42 6 850 1487 11.4 7.8 79 3.6 9.3 255 16 298.1 299.5 289.0 321.0 7.83 7 826 1726 10.0 6.7 80 3.3 8.1 253 17 299.1 300.4 289.0 321.1 7.47 8 811 1878 9.0 4.5 73 4.5 6.5 252 17 299.6 300.8 288.4 318.9 6.52 9 805 1940 9.2 -1.8 46 11.0 3.8 252 17 300.4 301.2 286.4 313.0 4.16 10 801 1981 8.8 0.8 57 8.0 4.7 251 17 300.4 301.3 287.3 315.6 5.06 11 729 2754 3.8 -4.2 56 8.0 0.1 260 18 303.2 303.9 287.1 314.9 3.84 12 700 3083 2.4 -10.6 38 13.0 -2.8 270 19 305.1 305.6 286.3 312.8 2.43 13 662 3532 0.6 -30.4 8 31.0 -7.1 266 34 308.0 308.1 285.2 309.6 0.46 14 646 3728 1.4 -42.6 2 44.0 -7.4 270 42 311.1 311.1 285.9 311.6 0.14 15 603 4279 -1.7 -27.7 12 26.0 -8.7 270 46 313.7 313.8 287.4 316.0 0.65 16 588 4479 -2.3 -35.3 6 33.0 -9.7 272 49 315.3 315.3 287.6 316.4 0.32 17 582 4561 -1.7 -46.7 2 45.0 -9.8 273 50 316.9 316.9 287.8 317.3 0.10 18 513 5551 -8.5 -42.5 5 34.0 -14.5 283 63 320.3 320.4 289.0 321.0 0.18 19 500 5750 -8.9 -51.9 2 43.0 -15.0 285 66 322.2 322.2 289.5 322.4 0.06 20 456 6460 -11.9 -49.9 3 38.0 -17.4 285 78 327.0 327.1 291.0 327.4 0.09 21 400 7450 -19.1 -56.1 2 37.0 -22.9 280 85 330.2 330.2 291.8 330.4 0.05 22 331 8829 -29.3 -62.3 3 33.0 -31.4 276 100 334.5 334.5 293.0 334.7 0.03 23 321 9049 -28.9 -44.9 20 16.0 -30.7 275 102 338.0 338.1 294.0 338.9 0.22 24 318 9116 -28.7 -35.7 51 7.0 -29.8 275 103 339.2 339.3 294.7 341.4 0.57 25 308 9343 -30.5 -36.5 56 6.0 -31.4 278 108 339.8 339.9 294.8 341.9 0.55 26 300 9530 -31.5 -42.5 33 11.0 -32.8 280 112 341.0 341.0 294.8 342.2 0.30 27 295 9648 -32.3 -44.3 29 12.0 -33.6 280 112 341.5 341.5 294.9 342.5 0.25 28 291 9745 -31.9 -58.9 5 27.0 -33.8 280 113 343.4 343.4 295.2 343.6 0.05 29 278 10065 -33.5 -50.5 16 17.0 -35.0 280 114 345.6 345.6 295.8 346.2 0.13 30 260 10531 -37.0 -56.6 11 19.5 -38.2 280 116 347.1 347.1 296.1 347.4 0.07 31 250 10800 -39.1 -60.1 9 21.0 -40.2 280 114 347.9 347.9 296.2 348.1 0.05 32 200 12290 -51.5 -63.5 23 12.0 -51.8 275 112 351.2 351.2 296.9 351.4 0.04 33 186 12755 -55.9 -64.9 32 9.0 -56.1 279 110 351.5 351.5 297.0 351.6 0.03 34 167 13430 -61.1 -72.1 22 11.0 -61.2 285 108 353.8 353.8 297.4 353.8 0.01 35 151 14049 -63.9 -83.9 5 20.0 -64.0 288 105 359.3 359.3 298.5 359.3 0.00 36 150 14090 -64.1 -84.1 5 20.0 -64.2 285 103 359.7 359.7 298.7 359.7 0.00 37 101 16452 -74.1 -89.1 8 15.0 -74.2 290 53 383.5 383.5 302.8 383.5 0.00 38 100 16510 -73.1 -89.1 7 16.0 -73.2 295 47 386.5 386.5 303.3 386.5 0.00 39 90 17128 -73.7 -88.7 8 15.0 -73.7 304 42 397.1 397.1 304.8 397.1 0.00 40 78 17967 -72.9 -89.9 6 17.0 -73.0 324 32 415.4 415.4 307.2 415.4 0.00 41 70 18610 -68.1 -89.1 3 21.0 -68.2 340 24 438.7 438.7 309.7 438.7 0.00 42 64 19150 -65.3 -88.3 3 23.0 -65.5 332 21 456.2 456.2 311.4 456.2 0.00 43 58 19746 -66.9 -88.9 3 22.0 -67.1 323 17 465.6 465.6 312.3 465.7 0.00 44 50 20650 -62.7 -88.7 2 26.0 -63.1 310 12 495.7 495.7 314.7 495.7 0.00 45 47 21034 -59.9 -87.9 1 28.0 -60.5 313 11 511.3 511.3 315.7 511.3 0.00 46 30 23870 -54.7 -84.7 1 30.0 -56.3 335 5 595.5 595.5 320.4 595.6 0.01 47 21 26181 -49.5 -82.5 1 33.0 -53.0 199 3 675.2 675.2 323.6 675.3 0.02 48 20 26500 -49.9 -82.9 1 33.0 -53.4 180 3 683.4 683.4 323.9 683.6 0.02 49 12 29869 -46.1 -81.1 1 35.0 -52.6 804.4 804.4 327.4 804.8 0.05 TRP 101 16452 -74.1 -89.1 8 15.0 -74.2 290 53 383.5 383.5 302.8 383.5 0.00 WND 260 10531 -37.0 -56.6 11 19.5 -38.2 280 116 347.1 347.1 296.1 347.4 0.07 Sounding variables and indices 1000-500 mb thick: 5643.00 m Freezing level: 626.58 mb = 3977.07 m = 13047.97 ft Wetbulb zero: 727.63 mb = 2768.98 m = 9084.47 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 40.32 % Est. max temperature: 24.89 C = 76.81 F Sfc-Lift cond lev (LCL): 939.25 mb = 643.52 m = 2111.25 ft T: 15.82 C 700-500 lapse rate: 4.24 C/km ThetaE index: 8.07 C Layer 811.0- 801.0 mb Conv cond level (CCL): 903.62 mb = 972.87 m = 3191.80 ft Mean mixing ratio: 10.97 g/kg Conv temperature: 22.06 C = 71.72 F Cap Strength: 4.02 C Lifted Index: 4.44 C Risk: None Lifted Index @300 mb: 11.55 C Lifted Index @700 mb: -0.32 C Showalter Index: 6.93 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 16.70 C K Index: 15.10 Risk: < 20 % chance of thunderstorms Sweat Index: 191.60 Risk: None Energy Index: 0.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.40 J/kg Max Up Vert Vel: 6.39 m/s Conv Inhibition (B-): 16.93 J/kg Cap Strength: 3.97 C Lift Cond Lev (LCL): 917.01 mb = 848.39 m = 2783.40 ft Lev Free Conv (LFC): 772.01 mb = 2283.30 m = 7491.04 ft Equ Level (EL): 672.01 mb = 3411.21 m = 11191.50 ft B at Equ Level: 19.73 J/kg Max Parcel Lev (MPL): 632.01 mb = 3903.39 m = 12806.26 ft Wind level data Storm motion: 300 at 25 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 999 109 230 9 6.9 5.8 | 141 24 -15.0 18.5 1 977 305 205 11 4.6 10.0 | 143 28 -17.3 22.7 2 943 610 230 17 13.0 10.9 | 159 25 -8.9 23.6 3 925 775 240 18 15.6 9.0 | 164 23 -6.3 21.7 4 910 914 240 19 16.5 9.5 | 166 23 -5.5 22.2 5 850 1487 255 16 15.5 4.1 | 159 18 -6.5 16.8 6 846 1524 255 17 16.4 4.4 | 162 18 -5.5 17.1 7 786 2134 250 17 16.0 5.8 | 162 19 -6.0 18.5 8 757 2438 245 18 16.3 7.6 | 165 21 -5.6 20.3 9 703 3048 275 18 17.9 -1.6 | 160 12 -4.0 11.1 10 700 3083 270 19 19.0 -0.0 | 167 13 -2.9 12.7 11 677 3353 260 25 24.6 4.3 | 189 17 2.7 17.0 12 651 3658 270 41 41.0 -0.0 | 236 23 19.1 12.7 13 603 4267 270 46 46.0 -0.0 | 242 27 24.1 12.7 14 500 5750 285 66 63.8 -17.1 | 276 42 41.8 -4.4 15 441 6706 285 82 79.2 -21.2 | 278 58 57.3 -8.5 16 400 7450 280 85 83.7 -14.8 | 272 62 61.8 -2.1 17 316 9144 275 103 102.6 -9.0 | 267 81 80.7 3.7 18 300 9530 280 112 110.3 -19.4 | 274 89 88.4 -6.8 19 260 10531 280 116 114.2 -20.1 | 275 93 92.3 -7.4 20 255 10668 280 116 114.2 -20.1 | 275 93 92.3 -7.4 21 250 10800 280 114 112.3 -19.8 | 274 91 90.3 -7.1 22 200 12290 275 112 111.6 -9.8 | 268 90 89.6 2.9 23 152 14021 290 106 99.6 -36.3 | 287 81 77.7 -23.6 24 150 14090 285 103 99.5 -26.7 | 280 79 77.6 -14.0 25 130 14935 275 86 85.7 -7.5 | 265 64 63.7 5.2 26 101 16452 290 53 49.8 -18.1 | 281 28 27.9 -5.4 27 100 16510 295 47 42.6 -19.9 | 289 22 20.7 -7.2 28 96 16764 295 47 42.6 -19.9 | 289 22 20.7 -7.2 29 70 18610 340 24 8.2 -22.6 | 54 17 -13.7 -9.9 30 50 20650 310 12 9.2 -7.7 | 111 14 -12.7 5.0 31 30 23870 335 5 2.1 -4.5 | 112 21 -19.8 8.2 32 20 26500 180 3 0.0 3.0 | 126 27 -21.9 15.7 Wind Parameters Mean winds (0-6000m): 270.1 at 33.8 knts Storm direction: 300.1 at 25.3 knts Shear (0-3000m) pos: 2.3 neg: 1.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 28.9 deg Storm rel helicity (0-3000m) pos: 93.8 neg: -14.5 tot: 79.3 m^2/s^2 ave: 26.4 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 101.70 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 219 12 148 26| 0.0 8.2 8.2| 61.5 0.0 61.5 123.1 0.65| 13.6 8.9 1000 231 15 156 24| 2.4 4.1 6.5| 78.9 -3.4 75.5 75.5 0.57| 9.9 5.6 1500 238 16 158 23| 2.5 2.7 5.2| 81.6 -10.8 70.8 47.2 0.43| 7.9 3.4 2000 242 16 159 22| 1.8 2.2 4.0| 81.6 -10.8 70.8 35.4 0.41| 6.3 2.6 2500 244 16 160 21| 1.7 1.8 3.5| 87.5 -10.8 76.6 30.6 0.39| 5.9 2.3 3000 247 17 161 20| 2.3 1.5 3.8| 93.8 -14.5 79.3 26.4 0.33| 6.3 2.1 4000 256 21 176 18| 2.4 3.3 5.7|205.8 -14.5 191.4 47.8 0.55| 8.2 4.5 5000 263 27 198 17| 3.4 2.6 6.0|302.3 -14.5 287.8 57.6 0.59| 8.1 4.8 6000 270 34 223 17| 4.2 2.2 6.4|400.8 -14.5 386.3 64.4 0.59| 8.2 4.8 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20250531.23.gif